絡酸 的英文怎麼說
中文拼音 [làosuān]-
Abstract : this article reviews recent progress in nucleophilic reactions of the - carbon in vinylidene ruthenium complexes. the nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc
文摘:綜述了近幾年釕亞乙烯基絡合物中間體-碳的親核反應。親核試劑包括烯烴、炔烴、醇、酸、胺、水等。In this paper, we reported the synthesis of three supramolecular complexes between - cyclodextrin and anisole, ethyl benzoate, m - cresol, respectively, which are identified by means of 1hnmr technique
摘要以-環糊精與苯甲酸乙酯、苯甲醚和間甲酚在水相中通過范德華力發生包合反應形成了主客體超分子絡合物,並用核磁共振氫譜對絡合物進行了表徵。The results show that the chemosensor exhitits selective fluorescent quenching in the presence of aromatic organic acid in acetonitrile solution, and that the binding ability of the chemosensor with organic acid is in the order of p - cyanic - benzyl acid > p - chloric - benzyl acid > p - methoxyl - benzyl acid > benzyl acid
結果表明,所合成的熒光分子在乙腈溶液中能選擇性識別芳香族有機酸,表現出熒光淬滅現象,其與有機酸絡合能力的大小依次為:對氰基苯甲酸對氯苯甲酸對甲氧基苯甲酸苯甲酸。1. the composition and current efficiency of ni - w - b electrodeposit in the bath containing ammonium citrate as complexing agent were related to the deposition current density and bath composition
在以檸檬酸銨為絡合劑的鍍液中, ni - w - b合金電沉積層的組成和沉積電流效率與沉積電流密度及鍍液的組成等有關。Through the analyzing the macro - structure to micro - structure, the author considers that retarding mechanism of citric acid is that citric acid and ca in the gypsum form the complexant ion, and hinder the crystallization center of dihydrate crystal bigger ; that of sodium tripolyphosphate is that it combined with ca, hinders the dissolve of hemihydrate. formation and growth of crystallization center ; that of bone glue is the glue - protection and chemical absorption action of active group, which also retards the formation and growth of crystallization center
通過宏觀到微觀的分析,筆者認為,檸檬酸的緩凝作用的原因主要在於檸檬酸與鈣形成絡合離子,影響了二水石膏晶體的晶核長大過程;多聚磷酸鈉與鈣形成某種復鹽,對于石膏晶體的溶解、成核和長大過程均有強烈的阻礙影響;骨膠則在於膠體對半水石膏的包裹和活性基團的化學吸附,使二水石膏晶體的成核和長大困難。The results are listed as follows : ( 1 ) the inorganic acetate of y, ba and cu were used as precursors, and diethylenetriaminejactic acid and a - methacrylic acid as complexing agents, respectively. the stable fluorine - free ybco sol can be obtained
研究結果表明: ( 1 )採用y 、 ba和cu的無機鹽為出發原料,採用乳酸、 ?甲基丙烯酸及二乙烯三胺作絡合劑,可以制得易於成膜且穩定性良好的無氟系ybco溶膠。Extraction of oxalic acid from dilute solution by chemical complexation
絡合萃取法從稀溶液中提取草酸Study on concentrated pufa from tuna oil by silver nitrate concentration
硝酸銀絡合法濃縮金槍魚魚油多不飽和脂肪酸的研究In this dinuclear complex, it is worthy of notice that the source of tridentate chelate atoms ( 1n2o ) of ida is different from that of the reported complex
合成過程中,我們還首次得到了與1 , 10 -鄰菲咯啉及亞氨基二乙酸( ida )絡合的銅的不對稱雙核配合物晶體。Amine acid complex inhibitor
胺酸絡合緩蝕劑Research on complexation property of calcium lignosulfonate
木質素磺酸鈣的絡合性能研究Us company specialty production calcium silicate board, fibre cement reinforced calcium cilicate board and ceiling board. welcom stock trade company with us contact
我司專業生產硅酸鈣板、水泥纖維板、天花板/吊頂,歡迎采購商與我聯絡。Adjustment of bushentongluo recipe to the caspase - 3 of the chondrocyte in osteoarthritis rats
補腎通絡方對大鼠膝關節炎軟骨中半胱氨酸天冬氨酸特異性蛋白酶3的調節The plating measuring results were agreed well with the conclusion. thus, phosphorus generation mechanism of complex heterocatalysis was proposed. meanwhile, concentration ratio of niso _ 4 and nah _ 2po _ 2 also greatly affects the phosphorus content
同時研究發現,在絡合體系相同的情況下,次亞磷酸鹽和硫酸鎳的濃度比對化學鍍鎳層中磷的含量有很大的影響。Smart and elegant appearance, human engineering science system designed, and streamline holder, enable with a gentle and comfortable massage. ease the muscles of pains, remove away weariness to be re - energetic, extend the inner channels, improve blood circulation, and help to relax tightness after heavy exercise
輕靈飄逸的機身,人體工程學設計,流線形手柄,柔和舒適的按摩有效緩解肌肉酸痛,消除疲勞,恢復體力,舒筋活絡,改善血液循環,放鬆運動后繃緊的各部位肌肉。To a mixed solution of iron (iii) chloride and potassium hexaoyanoferrate (iii) add a freshly prepared solution of tin (ii) chloride.
加新制備的二氯化錫溶液於三氯化鐵與六氰絡鐵酸()鉀的混和液中。To a mixed solution of iron ( iii ) chloride and potassium hexaoyanoferrate ( iii ) add a freshly prepared solution of tin ( ii ) chloride
加新制備的二氯化錫溶液於三氯化鐵與六氰絡鐵酸( )鉀的混和液中。Character pvp - i is the complex of pvp and iodin has quite strong killing effect to bacteria, virus, epiphyte, mildew and spore, steady, no stimulate, all dissolve in water
性質:白色或近白色,具有吸濕性易流動的粉末,無臭或微臭,不溶於水堿酸及常用有機溶劑,具有很強的膨脹性能和與多類物質的絡合能力。Physical - chemical characteristics of mineral and amino acid complex compound in feed premix
微量元素氨基酸絡合物在預混合飼料中理化性質的研究Test method for determination of manganese in manganese ores by pyrophosphate complexed permanganate potentiometric titrimetry
用焦磷酸絡合高錳酸鹽電勢滴定分析法測定錳礦石中錳含量的標準試驗方法分享友人